So far, wheat rust has not caused the disaster that scientists fear.

到目前为止小麦锈病还没有引发科学家们所担心的灾难.

Advances like these suggest the march of wheat rust can be halted, though at a cost.

技术进步使人们相信在耗费一定的成本基础上,小麦锈病侵略的步伐是可以被阻止的.

Developing countries need help with crop surveillance and the development of strains resistant to wheat rust, say agricultural research leaders.

农业研究的带头人们表示，发展中国家需要在作物监控和抗小麦锈病品种的开发方面得到帮助。